https://whyy.org/articles/our-overused-f-word-a-broken-window-theory-for-civil-language/
Our overused F-word: A broken-window theory for civil language - WHYY
The F-word. This vulgar term for the act of sexual intercourse, which dates back to the early 16th century, was once limited to locker-room language. Now it...
broken window theoryf word